CN202024331U - Self-thermal storage continuous combustion type radiant tube burning machine - Google Patents
Self-thermal storage continuous combustion type radiant tube burning machine Download PDFInfo
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- CN202024331U CN202024331U CN201120071479XU CN201120071479U CN202024331U CN 202024331 U CN202024331 U CN 202024331U CN 201120071479X U CN201120071479X U CN 201120071479XU CN 201120071479 U CN201120071479 U CN 201120071479U CN 202024331 U CN202024331 U CN 202024331U
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- radiant tube
- way change
- change valve
- high temperature
- heat storage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The utility model reveals a self-thermal storage continuous combustion type radiant tube burning machine, which comprises a high temperature two-position four-way reversing valve, a low temperature two-position four-way reversing valve, a synchronous reversing device, a first thermal storage body, a second thermal storage body, a radiant tube burning device, a radiant tube smoke exhausting device, and a connecting pipeline, wherein a first end port of the high temperature two-position four-way reversing valve is connected with the radiant tube smoke exhausting device and a second end port is connected with the radiant tube burning device through the connecting pipeline; and a third end port and a fourth end port of the high temperature two-position four-way reversing valve are respectively connected with the first thermal storage body and the second thermal storage body through the connecting pipeline, and the other ends of the first thermal storage body and the second thermal storage body are respectively connected with the first end port and the second end port of the low temperature two-position four-way reversing valve through the connecting pipeline. The self-thermal storage continuous combustion type radiant tube burning machine has a novel and rational design, is practical, convenient and safe, has high combustion efficiency and long service life; and at the same time, the cost of the device and the running cost in the normal production can be reduced.
Description
Technical field
The utility model relates to a kind of radiant tube combustor, relates in particular to a kind ofly from accumulation of heat continuous combustion type radiant tube combustor, is used for the heating furnace of the protective atmosphere heat treatment of iron and steel, mechanical work and enamel, ceramic industry.。
Background technology
In more industrial special process, need to use the muffle heating, the muffle heating is a kind of mode of heating of particular surroundings, owing to during heating naked light can not be arranged, consider requirement again to environmental protection and energy saving, the scene often uses the heat accumulation type radiant tube combustor to heat.
Existing regenerative combustion system be with two burners as one group, each burner switched burning once every tens seconds at work, promptly so-called Shuangzi formula system.This regenerative combustion system is discontinuous combustion system, each burner needs successfully igniting once when switching burning, realize that this function structurally needs two cover burners, simultaneously for guaranteeing that safety in production also needs to install the fiery device of two cover inspections on two burners, to guarantee when having combustion gas to enter radiant tube the being state that fire is arranged.
The defective of this heat accumulation type radiant tube combustion system is, its cost is than higher, and also needs great amount of manpower and material resources to monitor and safeguard its normal operation in the production of reality, and this has improved the operating cost of heat accumulation type radiant tube combustion system beyond doubt.
The utility model content
Technical problem to be solved in the utility model is: provide a kind of from accumulation of heat continuous combustion type radiant tube combustor, can reduce the operating cost in equipment cost and the ordinary production.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of from accumulation of heat continuous combustion type radiant tube combustor, described combustor comprises: high temperature two-position four way change valve, low temperature two-position four way change valve, synchronous communicating device, first heat storage, second heat storage, radiant tube burner, radiant tube fume extractor, connecting line;
First port of described high temperature two-position four way change valve links to each other with the radiant tube fume extractor, and second port links to each other with the radiant tube burner by connecting line; The 3rd port of high temperature two-position four way change valve, the 4th port link to each other with second heat storage with first heat storage respectively by connecting line, and the other end of first heat storage and second heat storage links to each other by first port, second port of connecting line respectively at the low temperature two-position four way change valve.
As a kind of preferred version of the present utility model, described combustor further comprises air-introduced machine, air blast; The 3rd port of described low temperature two-position four way change valve connects blower export by connecting line, and the 4th port connects air intake machine inlet by connecting line.
As a kind of preferred version of the present utility model, the working method of described combustor is the duty that an end of radiant tube is always burning, and the other end is always the duty of smoke evacuation, and whole combustion process is the fired state of continuous high-temperature thermal storage type.
As a kind of preferred version of the present utility model, described synchronous communicating device comprises the commutation pull bar that is connected with described high temperature two-position four way change valve, low temperature two-position four way change valve, by the synchronous communicating of commutation pull bar control high temperature two-position four way change valve, low temperature two-position four way change valve.
As a kind of preferred version of the present utility model, described first heat storage, second heat storage are the ceramic honey comb porcelain body.
As a kind of preferred version of the present utility model, described high temperature two-position four way change valve, equal two working positions of low temperature two-position four way change valve and four ports; And the high temperature two-position four way change valve is the high temperature two-position four way change valve that is applicable to 800 ℃ temperature environment, and the low temperature two-position four way change valve is the low temperature two-position four way change valve that is applicable to 100 ℃ temperature environment.
The utility model modern design, reasonable, practical and convenient is a kind of efficiency of combustion height, safety, the radiant tube combustor that service life is long.Owing to only needing a burner from accumulation of heat continuous combustion type radiant tube combustor device and being continuous burning, promptly as long as confirm to light at ignition phase, when operate as normal, do not need artificial affirmation whether to have fire or the fiery device of use inspection to check whether fire is arranged, reduced the operating cost in equipment cost and the ordinary production.
Description of drawings
Fig. 1 is the structural representation from accumulation of heat continuous combustion type radiant tube combustor device.
Fig. 2 is the schematic diagram of combustor in first duty.
Fig. 3 is the schematic diagram of combustor in second duty.
The specific embodiment
Describe preferred embodiment of the present utility model in detail below in conjunction with accompanying drawing.
See also Fig. 1, the utility model has disclosed a kind of from accumulation of heat continuous combustion type radiant tube combustor, comprises air blast 1, first heat storage 2, air-introduced machine 3, synchronous communicating device 4, high temperature two-position four way change valve 5, radiant tube flue gas device 6, radiant tube 7, radiant tube burner 8, adpting flange 9, gas pipeline 10, second heat storage 11, connecting line 12, low temperature two-position four way change valve 13, commutation pull bar 14.
Wherein high temperature two-position four way change valve 5 one ends link to each other with radiant tube fume extractor 6, the other end links to each other with radiant tube burner 8 by connecting line 12, high temperature two-position four way change valve 5 remaining two port link to each other with second heat storage 11 with first heat storage 2 respectively by connecting line 12, the other end of first heat storage 2 and second heat storage 11 links to each other by two ports of connecting line 12 respectively at low temperature two-position four way change valve 13, two ports of all the other of low temperature two-position four way change valve 13, one is passed through 1 outlet of connecting line 12 connection air blasts, and another connects air intake machines 3 by connecting line 12 and enters the mouth.
Described high temperature two-position four way change valve 5 is the high temperature reversal valve, its operating temperature is generally about 800 ℃, average 20 seconds switching times, realized without the high temperature flue gas pipeline of regenerative apparatus accumulation of heat with through the switching of regenerative apparatus heating high temperature combustion air pipeline, delivered in the radiant tube 7 for 8 sustained combustions of radiant tube burner along a pipeline all the time after making high temperature combustion air after heating through high temperature two-position four way change valve 5.
Described regenerative apparatus (first heat storage 2, second heat storage 11) is installed in the outside of radiant tube 7, because regenerative apparatus is installed in the outside, the heat exchange of flue gas and combustion air all occurs in radiant tube 7 outsides, and promptly the burner to radiant tube one end all is the high temperature combustion air behind the high temperature two-position four way change valve.
The operating temperature of described low temperature two-position four way change valve 13 is generally about 100 ℃, average 20 seconds switching times, has realized through the low-temperature flue gas pipeline after the regenerative apparatus heat absorption with without the switching of the combustion air pipeline of regenerative apparatus heating.
Synchronous communicating device 4 is realized the synchronous communicating work of two reversal valves by commutation pull bar 14 control high temperature two-position four way change valves 5 and low temperature two-position four way change valve 13; In the present embodiment, switching time, average out to was 20 seconds.
The working method of described combustor is the duty that an end of radiant tube is always burning, and the other end is always the duty of smoke evacuation, and whole combustion process is the fired state of continuous high-temperature thermal storage type.This combustor constantly circulates under Fig. 2 and two duties of Fig. 3 and switches under normal operative condition, and two different duties of this combustor are described below in conjunction with Fig. 2 and Fig. 3.
As shown in Figure 2, when the first working position state, combustion air is after low temperature two-position four way change valve 13 is again by 2 heating of first heat storage, first heat storage, 2 temperature reduce, high temperature combustion air after heating arrives radiant tube burner 8 and mixed by a certain percentage radiant tube 7 internal combustion that are incorporated in of the combustion gas of being come by fuel gas pipeline 10 by high temperature two-position four way change valve 5 simultaneously, the high-temperature flue gas that burning produces arrives second heat storage 11 by radiant tube flue gas device 6 through high temperature two-position four way change valve 5, by 11 heat absorptions of second heat storage, second heat storage, 11 heat absorption back temperature raise, high-temperature flue gas becomes about about 150 ℃ of low-temperature flue gas after being absorbed heat by second heat storage 11 simultaneously, and back low-temperature flue gas is discharged by pressure fan 3 through low temperature two-position four way change valve 13.
After 20 seconds, by synchronous communicating device switch operating position, high temperature two-position four way change valve and low temperature two-position four way change valve switch on second working position simultaneously.
As shown in Figure 3, when the second working position state, combustion air is after low temperature two-position four way change valve 13 is again by second heat storage heating 11, second heat storage, 11 temperature reduce, high temperature combustion air after heating arrives radiant tube burner 8 and mixed by a certain percentage radiant tube 7 internal combustion that are incorporated in of the combustion gas of being come by fuel gas pipeline 10 by high temperature two-position four way change valve 5 simultaneously, the high-temperature flue gas that burning produces arrives first heat storage 2 by radiant tube flue gas device 6 through high temperature two-position four way change valve 5, by 2 heat absorptions of first heat storage, first heat storage, 2 heat absorption back temperature raise, become simultaneously about about 150 ℃ of the flue gas of low temperature after 2 heat absorptions of high-temperature flue gas first heat storage, back low-temperature flue gas through low temperature two-position four way change valve 13 by pressure fan 3 discharges.After through 20 seconds, by synchronous communicating device switch operating position, high temperature two-position four way change valve and low temperature two-position four way change valve switch on first working position simultaneously, and circulation repeatedly successively.
In sum, the utility model proposes from accumulation of heat continuous combustion type radiant tube combustor, the existing heat accumulation type radiant tube combustor of comparing, from accumulation of heat continuous combustion type radiant tube combustor is that regenerative apparatus is installed in the radiant tube outside, combustion air becomes the high temperature combustion air through behind the regenerative apparatus, delivering to radiant tube burner and a certain proportion of coal gas through the high temperature two-position four way change valve again is blended in the radiant tube and burns, the high-temperature flue gas that produces delivers to the regenerative apparatus accumulation of heat through the radiant tube flue gas device by the high temperature two-position four way change valve so that next cycle heating combustion air, circulation heating goes down just can make the high temperature combustion air to have an end of burner to inject radiant tube and coal gas mixed combustion along radiant tube all the time like this, and flue gas then can be all the time be discharged to along the fume extractor end of radiant tube that radiant tube is outside to arrive the heat storage accumulation of heat of being correlated with.
Here description of the present utility model and application are illustrative, are not to want with scope restriction of the present utility model in the above-described embodiments.Here the distortion of disclosed embodiment and change are possible, and the various parts of the replacement of embodiment and equivalence are known for those those of ordinary skill in the art.Those skilled in the art are noted that under the situation that does not break away from spirit of the present utility model or substantive characteristics, and the utility model can be with other form, structure, layout, ratio, and realize with other assembly, material and parts.Under the situation that does not break away from the utility model scope and spirit, can carry out other distortion and change here to disclosed embodiment.
Claims (5)
1. one kind from accumulation of heat continuous combustion type radiant tube combustor, it is characterized in that described combustor comprises: high temperature two-position four way change valve, low temperature two-position four way change valve, synchronous communicating device, first heat storage, second heat storage, radiant tube burner, radiant tube fume extractor, connecting line;
First port of described high temperature two-position four way change valve links to each other with the radiant tube fume extractor, and second port links to each other with the radiant tube burner by connecting line; The 3rd port of high temperature two-position four way change valve, the 4th port link to each other with second heat storage with first heat storage respectively by connecting line, and the other end of first heat storage and second heat storage links to each other by first port, second port of connecting line respectively at the low temperature two-position four way change valve.
2. according to claim 1 from accumulation of heat continuous combustion type radiant tube combustor, it is characterized in that:
The working method of described combustor is the duty that an end of radiant tube is always burning, and the other end is always the duty of smoke evacuation, and whole combustion process is the fired state of continuous high-temperature thermal storage type.
3. according to claim 1 and 2 from accumulation of heat continuous combustion type radiant tube combustor, it is characterized in that:
Described synchronous communicating device comprises the commutation pull bar that is connected with described high temperature two-position four way change valve, low temperature two-position four way change valve, by the synchronous communicating of commutation pull bar control high temperature two-position four way change valve, low temperature two-position four way change valve.
4. according to claim 1 and 2 from accumulation of heat continuous combustion type radiant tube combustor, it is characterized in that:
Described first heat storage, second heat storage are the ceramic honey comb porcelain body.
5. according to claim 4 from accumulation of heat continuous combustion type radiant tube combustor, it is characterized in that:
Described high temperature two-position four way change valve, equal two working positions of low temperature two-position four way change valve and four ports; And the high temperature two-position four way change valve is the high temperature two-position four way change valve that is applicable to 800 ℃ temperature environment, and the low temperature two-position four way change valve is the low temperature two-position four way change valve that is applicable to 100 ℃ temperature environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120071479XU CN202024331U (en) | 2011-03-17 | 2011-03-17 | Self-thermal storage continuous combustion type radiant tube burning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120071479XU CN202024331U (en) | 2011-03-17 | 2011-03-17 | Self-thermal storage continuous combustion type radiant tube burning machine |
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| Publication Number | Publication Date |
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| CN202024331U true CN202024331U (en) | 2011-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120071479XU Expired - Lifetime CN202024331U (en) | 2011-03-17 | 2011-03-17 | Self-thermal storage continuous combustion type radiant tube burning machine |
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| CN (1) | CN202024331U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235869A (en) * | 2013-06-24 | 2014-12-24 | 上海埃鲁秘工业炉制造有限公司 | Efficient and energy-saving type synchronous heat exchanger |
| CN104964283A (en) * | 2015-07-07 | 2015-10-07 | 北京神雾环境能源科技集团股份有限公司 | Radiant tube regenerative type combustion system |
| CN106247812A (en) * | 2016-08-20 | 2016-12-21 | 蔡磊 | A kind of flue gas waste heat recovery apparatus of pair of four-way change-over valve structure |
-
2011
- 2011-03-17 CN CN201120071479XU patent/CN202024331U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235869A (en) * | 2013-06-24 | 2014-12-24 | 上海埃鲁秘工业炉制造有限公司 | Efficient and energy-saving type synchronous heat exchanger |
| CN104964283A (en) * | 2015-07-07 | 2015-10-07 | 北京神雾环境能源科技集团股份有限公司 | Radiant tube regenerative type combustion system |
| CN106247812A (en) * | 2016-08-20 | 2016-12-21 | 蔡磊 | A kind of flue gas waste heat recovery apparatus of pair of four-way change-over valve structure |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 200433, room 1, building 335, No. 10008, National Road, Shanghai, Yangpu District Patentee after: SHANGHAI ANCHOR TECHNOLOGY CO., LTD. Address before: 200433, room 1, building 335, No. 10008, National Road, Shanghai, Yangpu District Patentee before: Shanghai Anke Science & Technology Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20111102 |
|
| CX01 | Expiry of patent term |